Free browser calculator

Payment Fee Impact Calculator

A small business wants to see the modeled monthly cost of percentage, per-transaction and fixed payment-processing fees.

About 60 seconds to first resultNo login or cardInputs stay in the browser

Try it with your numbers

Enter monthly payment volume, fee rate, transaction count, fixed fee and monthly platform fee to model total processing fees.

ResultEnter your assumptions.

Nothing has been calculated yet.

What to trust — and what not to assume

Cost model only. Actual processor pricing can include tiers, interchange, refunds, chargebacks, taxes, currency conversion and other fees not entered here.

This calculator is a planning aid based only on the values you enter. It does not guarantee savings, cash outcomes, quality, suitability, demand, or business results.

What happens from click to value

  1. Try: use the product before creating an account.
  2. Review: see the result, assumptions and limitations together.
  3. Purchase: none required for this product.
  4. Fulfillment: your result appears immediately in this browser.
  5. Support: the page must say what happens next if something goes wrong.

Next step

Change one assumption at a time and verify the largest real-world input before acting.

Browse more free planning tools. Entered calculator values are not sent to the product-event endpoint.